@article{JRAM_1997__484_153896,
     author = {Ahmed Abbes and Emmanuel Ullmo},
     title = {Auto-intersection du dualisant relatif des courbes modulaires {Xo} {(N).}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {1--70},
     publisher = {mathdoc},
     volume = {484},
     year = {1997},
     zbl = {0934.14016},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1997__484_153896/}
}